Air Horn Compressor Wiring Kit Air Compressor Wiring Kit; 12 Volt: For Use w/Air Compressor; Incl. 5 Pin Relay; Fuse; Fuse Holder; Wire; Horn; Teflon Tape; Wire Crimps; Connector; FEATURES: Color Coded Wiring Diagram For Compressor Hook Up Wire Lengths For Typical Applications Includes Teflon Tape Includes Wiring Connectors Includes Zip Ties Includes 40 Amp Relay All the wires, connectors and other parts you need to install a Kleinn air horn system are at your disposal. The kit includes a 5-pin relay, fuse and fuse holder, wire for the compressor and horn, Teflon tape for air fittings and a variety of wire crimps and connectors. Also included is a color coded wiring diagram for compressor hook up. Kleinn automotive air horns offers complete air horn kits, train horns, roof mount truck horns, air systems kit accessories and off road lift kits.